Pol Urien - Géologue minier (Exploration, cartographie .

Introduction to phoscorites: occurrence,. (PDF .

On Jan 1, 2004, N. I. Krasnova (and others) published the chapter: Introduction to phoscorites: occurrence, composition, nomenclature and petrogenesis in the book: Phoscorites and Carbonatites from Mantle to Mine: .